86 INSECUTOR INSCITI^ MENSTRUUS 



*Culex (Culex) boncriensis Brethes. 



Culex (Choeroporpa) intrincatus Brethes. 



Mansonia (Mansonia) titillans Walker (taeniorhynchus Lynch, not of 



Wiedemann). 

 Mansonia (Coquillettidia) fasciolatus Lynch. 

 Psorophora (Psorophora) tibialis Rob.-Desv. (lynchi Brethes). 

 Psorophora {Psorophora) holmbergi Lynch. 

 Psorophora (Janthinosoma) discrucians Walker. 

 *Psorophora (Janthinosoma) posticatus Wied. {oentrale Brethes). 

 *Psorophora (Janthinosoma) oblita Lynch. 

 Psorophora (Janthinosoma) confinis Lynch. 

 A'edes (Ochlerotatus) scapularis Rondani (confirmatus Lynch). 

 *A'edes (Ochlerotatus) albifasciatus Macquart. 

 * A'edes (Ochlerotatus) lynchii Brethes. 

 *Aedes (Stegomyia) argenteus Poiret. 

 Haemiogogus spegazsinii Brethes. 

 Megarhinus lynchii Dyar & Knab. 

 Megarhinus haemorrhoidalis Rob.-Desv. 

 Uranotaenia nataliae Lynch. 

 Uranotaenia pulcherrima Lynch. 

 Uranotaenoa geometrica Theobald. 

 Anopheles annulipalpis Lynch. 

 Anopheles pictipennis Phil, (albitarsis Lynch). 

 Anopheles pseudopunctipennis Theobald (argentinus Brethes). 

 Anopheles argyritarsis Rob.-Desv. 



Senor Juan Brethes, whose name occurs as the author of 

 many Argentine species, has been good enough to send me the 

 species marked above with an asterisk, on some of which I 

 comment. 



Culex pipiens Linn. 



The reference of flavipes to pipiens originally made by 

 Brethes in 1912 and confirmed by me from figures in 1918, is 

 easily established by the specimens. The genitalia agree 

 entirely. 



Culex bonariensis Brethes. 



A distinct species of true Culex, coming in the salinarius 

 group. 



Culex brethesi, new species. 



As noted below, Brethes's Culex lynchii is an A'edes, being 



